Home / 64,518,454.80-96,777,682.20-57,464,067.60

Finding the Fourth Proportional to 64,518,454.80, 96,777,682.20 and 57,464,067.60

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Solution

The fourth proportional to 64,518,454.80, 96,777,682.20 and 57,464,067.60 is: 86,196,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,518,454.80 : 96,777,682.20 = 57,464,067.60 : x
  2. Step 2: Convert to fraction form
    64,518,454.80/96,777,682.20 = 57,464,067.60/x
  3. Step 3: Cross multiply
    64,518,454.80x = 96,777,682.20 × 57,464,067.60
  4. Step 4: Simplify right side
    64,518,454.80x = 5,561,239,272,112,117
  5. Step 5: Solve for x
    x = 5,561,239,272,112,117/64,518,454.80
  6. Step 6: Final answer
    x = 86,196,101.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.